Intelligent electro-pneumatic positioner for valve control TZIDC, Input Signal: Analog 4...20 mA., Function: Supports actuators with both linear and rotary motion., Communication: Typically equipped with HART protocol (standard for the V18345 series). 20 (Case and Mounting): Aluminium housing with standard paint, equipped with mechanical position indicator, 1 (Input/Communication): Input signal with support for communication via LKS adapter and . 4-20 mAHART, 1 (Explosion protection): It usually indicates a version for safe areas or with specific protections (e.g., 5 (Action/Exit): Indicate an action (Double Acting) function double actingFail Freeze (In the event of a power failure, the valve maintains the last position reached)., 6 (Connections): Electric thread and pneumatic connections (air) .M20 x 1.5G 1/4, 0 (Optional Modules): No additional modules for analog or digital feedback., 00 (Mechanical Kit): Without additional mechanical kit for digital position feedback., 1 (Design): Standard version.